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Error_Unknown COM.Open serial communication

Forum: Engineering 🇬🇧

Creator: fleaplc

Created: 2021-04-29

Updated: 2021-05-01

fleaplc - 2021-04-29

Hi all,
I'm trying to run a COM.Open FB in a Codesys 3.5 runtime of a Linux Embedded Device (Topcon OpusA3).
I've got a look at serial sample on 3S website, but if I run the COM.Open I always get ERROR_UNKNOWN. Every suggestion is highly appreciated!

CODESYS_Sx4Ntoynzp.png

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kislov - 2021-05-01

You should check your ParemetersList array.

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